What are the levels of anti theft door lock cylinders? Which grade of anti theft door lock cylinder

Super B-level anti-theft door lock cylinder: the level is higher, their lock cylinder presents a side column, and the shape of the key is a single-sided blade inner milling groove or outer milling groove. After many tests and research, this super B-level lock cylinder security anti-pry time is as long as six hours, if the thieves use the means of forced opening, the lock cylinder will automatically be stuck, resulting in a situation that cannot be opened.

They are usually the best choice for shops, businesses or factories, where they are safe and reliable, and users can rest assured.

Class A lock: the lowest anti-theft level, generally not recommended;

Class B lock: with a double row of marble slots, and their keys are designed with non-standard curves, the lock cylinder of the anti-theft door is a higher level, their lock cylinders mainly have computer double rows, double-sided blades, double rows of crescent three kinds, which can ensure fifteen minutes of anti-pry performance. Nowadays, many communities or households use this B-level lock cylinder with high safety factor.

Nowadays, people's awareness of anti-theft is getting stronger and stronger, but the choice of anti-theft door lock cylinder will pay more attention to the appearance, and ignore the importance of anti-theft door lock cylinder. However, with the continuous development of science and technology and industrial level, the style, type and performance of the anti-theft door lock cylinder on the market are different. So, let's introduce to you what are the levels of anti-theft door lock cylinders and what brand of anti-theft door lock cylinders are good.

What are the levels of anti-theft door lock cylinders?

Level locks. At present, the A-level lock on the market is divided into a word key and a cross key, the internal structure of the A-class lock cylinder is relatively simple, only the change of the marble, the marble groove is few and shallow, and the anti-technical opening time is within 1 minute, and the mutual opening rate is extremely high.

Level locks. Class B lock keys belong to flat keys, and the difference between them and Class A locks is that there are more rows of curved and irregular lines on the key surface. There are 3 types of lock cylinders: computer double-row lock cylinders, double-row crescent lock cylinders, and double-sided blade lock cylinders.

3.Super B-level lock.

The shape of the super B-level lock is a single-sided blade inner milling groove, and the lock cylinder type is a side post lock cylinder; It was detected by the Ministry of Public Security for 270 minutes and could not be technically opened, and the regional mutual opening rate was zero. The marble structure is a double row of blades with V-shaped side post locking.

What brand of anti-theft door lock cylinder is good.

1.Steven.

Steven is a well-known brand of anti-theft door lock cylinder in Europe, and its products occupy most of the European market, and product standards have become the standard in the industry. The European standard 304 stainless steel interior door lock cylinder in the Steven anti-theft door lock cylinder is the most popular series of products for consumers.

2.Spirit. Founded in 1931, Duoling is a major building materials and hardware manufacturer of well-known projects at home and abroad.

Moreover, with decades of rich experience, humanized design and high-quality products, Duoling occupies China's hardware market, and its products are widely used in many well-known buildings.

3.Meripaue.

Meilibao integrates R&D, design, manufacturing and marketing, and has passed a number of international certifications, and its product functions, styles, and processes are synchronized with the development of the times, with the goal of producing high-end anti-theft door locks, and strive to let people live and work in peace and contentment.

4.Panpan. Panpan is a well-known trademark in China and a diversified modern enterprise. Moreover, Panpan has created the best quality products with exquisite technology and humanized design, which has won the trust and praise of the public, and has won many honors.

5.Crowd Lift. Founded in 1989, Qunsheng is based on ISO9001 standard, regards quality as life, strictly controls product quality, and strives to provide customers with first-class products and satisfactory services.

Summary: What are the levels of anti-theft door lock cylinders and what brand of anti-theft door lock cylinders are good here, I hope it will help you. If you want to know more about related knowledge, you can pay attention to Qeeka Home information.

The best of the anti-theft door lock cylinder C class (super B class lock cylinder).

Level security of the lock cylinder of the anti-theft door:

1. A-class lock cylinder.

Simple single-sided single-row bullet slot, low safety factor and production cost, it is recommended that consumers do not choose this lock cylinder.

Anti-tech for 1 minute, anti-drilling for 10 minutes, anti-saw for 5 minutes, anti-pry for 10 minutes, anti-pull for 10 minutes, and anti-shock for 10 minutes.

2. B-class lock cylinder.

The home security doors are all B-level locks, which are more secure and double-sided double-row bullet slots.

5 minutes of anti-tech on, 15 minutes of anti-drilling, 5 minutes of anti-sawing, 15 minutes of anti-prying, 15 minutes of anti-pulling, and 15 minutes of anti-shock.

3. C-level (super B-level lock cylinder).

The one with the highest security factor, it is also difficult to open by professional lockpickers, which can ensure the safety of the home environment.

10 minutes of anti-technical on, 30 minutes of drilling, 30 minutes of sawing, 30 minutes of prying, 30 minutes of pulling, 30 minutes of impact.

Precautions for the maintenance of the lock cylinder of the anti-theft door

1. Lubrication. Some people often like to drip some lubricating oil on the keyhole when the door lock is astringent or tight, so that the whole body of the door lock may be smooth immediately, but because the oil is easy to stick to the ash, it will be easy to slowly accumulate dust in the keyhole in the future, and form putty, which makes the door lock more likely to malfunction.

The correct solution is to sharpen some pencil scraps or some candle scraps, blow them into the inside of the lock cylinder through a thin tube, and then insert the key and turn it several times.

2. The door is not opened smoothly. Sometimes, due to the gravity of the door leaf itself, or the reason of the door loose page, the door leaf sinks, and the door is locked or the door is not opened smoothly. At this time, it is often very difficult to open and lock the door with a key.

At this time, do not forcibly twist the key, so as not to break the key and increase the trouble.

The correct solution is to find out the cause first, if it is due to loose loose leaf caused by the door sinking, the loose loose loose leaf should be fixed with screws. If the door frame is deformed or its reasons are irreversible, you can start from the door frame and expand the deadbolt accordingly, so that the door lock can be restored to normal and smooth.

The lock cylinder of the anti-theft door is very important for the anti-theft door, because if we have the anti-theft door with the lock cylinder, it will be unsafe, since the lock cylinder of the anti-theft door is so important, then do we know more about the anti-theft door lock cylinder? For example:Anti-theft door lock cylinder levelNext, let's introduce to you what are the levels of anti-theft door lock cylinders, and what are the manufacturers of anti-theft door lock cylinders.

1. What are the levels of anti-theft door lock cylinders?

1. The lock cylinder of the anti-theft door is level A-level lock cylinder, and the opening time is within 1 minute with technology. The A-grade lock cylinder belongs to the old-fashioned lock cylinder, the key is a cross plate type or crescent type with a convex key slot key, and there is a row of concave key slots on one or both sides, so the key thief can open it in a few seconds with tin foil, if you still use this kind of key at home, quickly change it. The safety factor of the A-class lock cylinder is not very high.

2. The anti-theft rough bending letter door lock cylinder level B level lock cylinder is opened within 5 minutes by technology. Class B lock cylinder keys are divided into flat type or crescent type, Class B lock keys are more complex than Class A keys, and the key slot is single-sided and double-sided with two rows of concave or cylindrical multi-point concave key holes.

3. The lock cylinder level of the anti-theft door is over the B-level lock cylinder, and there is no way to open it with technology or the technical opening time exceeds 270 minutes. Some people also call Nao Potato to make a C-level lock cylinder, because his security exceeds that of B-class.

Second, the anti-theft door lock cylinder manufacturer recommends.

1. Zhongshan Tingfeng Hardware Products Factory is a high-tech enterprise integrating R&D, manufacturing and sales of high-quality gated hardware products, the company's R&D center and marketing center in accordance with Shenzhen, and scientific research institutions have established close cooperative relations, and have successfully applied for many national product patent technologies.

2. Yongkang Jutong Hardware Accessories Factory is a manufacturer specializing in the production of anti-theft door locks, indoor door locks and various door accessories, the company was founded in 2001, with a perfect and scientific quality management system. Yongkang Jutong Yanlun Hardware Accessories Factory has won the favor of consumers for its integrity, strength and product quality.

3. Wuxi Beitang District Hongfuyun Lock Company is a professional motorcycle lock, electric vehicle lock, bicycle lock, wire lock, anti-theft door lock cylinder, anti-theft door handle, anti-theft door lock body. Complete variety, **beautiful. The company's products are centered in Wuxi, radiating the entire Jiangsu Province and the surrounding areas are the provincial lock market, equipped with special car delivery, and the implementation of three guarantees of service.

What are the levels of anti-theft door lock cylinders, recommended by anti-theft door lock cylinder manufacturers, I will introduce them here, after I read the above articles, friends will definitely have an understanding of the level of anti-theft door lock cylinders.